Festo MS4N-LR-1/4-D7-AS: High precision pressure regulator with 12 bar max output, lockable head, and rotary knob for reliable air pressure control.
Product Modelms4n-lr-1/4-d7-as
Material Number531426
Product ID9880
Stock on Request
Last updated: 8/29/2026
Key Features
1
High Precision ControlThe Festo MS4N-LR-1/4-D7-AS pressure regulator offers precise control over air pressure, ensuring consistent performance in your industrial applications.
2
Lockable Regulator HeadThe lockable regulator head provides secure settings, preventing accidental changes in pressure, which is crucial for maintaining process stability.
3
Rotary Knob with DetentThe rotary knob with detent ensures easy and precise adjustments, making it user-friendly and efficient for operators.
4
Versatile Mounting OptionsThe regulator can be mounted in any position, offering flexibility in system design and installation.
5
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Size
4
Series
MS
Actuator lock
Rotary knob with detent can be closed with accessories
Mounting position
Any
Structural design
Directly controlled diaphragm regulator
Controller function
Outlet pressure constant With secondary exhausting With return flow function
Corrosion ResistanceDesigned with moderate corrosion resistance, the MS4N-LR-1/4-D7-AS is suitable for use in various industrial environments, including those with coolants or lubricating agents.
Symbol
00991558
Pressure gauge
with pressure gauge
Operating pressure
0.8bar 14bar
Pressure regulation range
0.5bar 12bar
Max. pressure hysteresis
3.625psi
Standard nominal flow rate
1700l/min
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4] Inert gas
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Storage temperature
-10°C 60°C
For use in the food industry
See supplementary material information
Temperature of medium
-10°C 60°C
Ambient temperature
-10°C 60°C
Product weight
225g
Type of mounting
Optionally: Front panel mounting Line installation With accessories
Pneumatic connection 1
1/4 NPT
Pneumatic connection 2
1/4 NPT
Note on materials
RoHS-compliant
Material of sub-base
Die-cast aluminum
Material of operator panel
PA POM
Seals material
NBR
Housing material
Die-cast aluminum
Diaphragm material
NBR
Manufacturer ID
531426
Festo MS4N-LR-1/4-D7-AS Pressure Regulator | High Precision Air Pressure Control | INDSLT
